High quality heater hose with OE part number 64219239779 is an essential heating system component for BMW vehicles. Adopting premium multi-layer reinforced EPDM rubber material, this hose features outstanding high temperature resistance, pressure resistance, coolant corrosion resistance and excellent anti-aging performance. It can stably adapt to harsh engine compartment high temperature, frequent cold and hot cycles and long-term driving vibration, effectively preventing hardening, cracking, deformation and coolant leakage.Produced in strict accordance with OEM manufacturing standards, with precise overall dimensions, accurate bending radian and high sealing connectors. It ensures smooth circulation of heating coolant, keeps the vehicle heating system working normally, and provides stable and comfortable heating effect.Direct original position installation without modification, easy to replace aging, brittle and damaged original heater hose. With fine workmanship, stable performance and long service life, it is a reliable aftermarket spare part for daily maintenance, repair and bulk wholesale of BMW series models.

OE NO.	6421 9239 779
Item Name	Heater hose
Brand Name	Boigevis
Applicable Model	for BMW
Warranty	12 months